package com.csdj.mapper;

import com.csdj.pojo.RdRead;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

/**
* @author 叶涵
* @description 针对表【rd_read】的数据库操作Mapper
* @createDate 2023-08-24 15:13:39
* @Entity com.csdj.pojo.RdRead
*/
public interface RdReadMapper extends BaseMapper<RdRead> {
    /**
     *本月应抄表数
     * @return
     */
    Long selectThisMonthMeterCount();

    /**
     *本月实抄表数
     * @return
     */
    Long selectThisMonthActualMeterCount();

    /**
     * 本月用水量
     * @return
     */
    Long selectThisMonthwaterUsage();
}




